mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-11-04 05:17:07 +00:00 
			
		
		
		
	Now that `Metadata` is typeless, reflect that in the assembly.  These
are the matching assembly changes for the metadata/value split in
r223802.
  - Only use the `metadata` type when referencing metadata from a call
    intrinsic -- i.e., only when it's used as a `Value`.
  - Stop pretending that `ValueAsMetadata` is wrapped in an `MDNode`
    when referencing it from call intrinsics.
So, assembly like this:
    define @foo(i32 %v) {
      call void @llvm.foo(metadata !{i32 %v}, metadata !0)
      call void @llvm.foo(metadata !{i32 7}, metadata !0)
      call void @llvm.foo(metadata !1, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{metadata !3}, metadata !0)
      ret void, !bar !2
    }
    !0 = metadata !{metadata !2}
    !1 = metadata !{i32* @global}
    !2 = metadata !{metadata !3}
    !3 = metadata !{}
turns into this:
    define @foo(i32 %v) {
      call void @llvm.foo(metadata i32 %v, metadata !0)
      call void @llvm.foo(metadata i32 7, metadata !0)
      call void @llvm.foo(metadata i32* @global, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{!3}, metadata !0)
      ret void, !bar !2
    }
    !0 = !{!2}
    !1 = !{i32* @global}
    !2 = !{!3}
    !3 = !{}
I wrote an upgrade script that handled almost all of the tests in llvm
and many of the tests in cfe (even handling many `CHECK` lines).  I've
attached it (or will attach it in a moment if you're speedy) to PR21532
to help everyone update their out-of-tree testcases.
This is part of PR21532.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224257 91177308-0d34-0410-b5e6-96231b3b80d8
		
	
		
			
				
	
	
		
			86 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llc %s -O0 -o - | FileCheck -check-prefix=NO-MERGE %s
 | 
						|
; RUN: llc %s -O0 -o - -enable-global-merge=false | FileCheck -check-prefix=NO-MERGE %s
 | 
						|
; RUN: llc %s -O0 -o - -enable-global-merge=true | FileCheck -check-prefix=NO-MERGE %s
 | 
						|
; RUN: llc %s -O1 -o - | FileCheck -check-prefix=MERGE %s
 | 
						|
; RUN: llc %s -O1 -o - -enable-global-merge=false | FileCheck -check-prefix=NO-MERGE %s
 | 
						|
; RUN: llc %s -O1 -o - -enable-global-merge=true | FileCheck -check-prefix=MERGE %s
 | 
						|
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_bar,20,2
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_baz,20,2
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_foo,20,2
 | 
						|
; MERGE: .zerofill __DATA,__bss,__MergedGlobals,60,4
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_bar,20,2
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_baz,20,2
 | 
						|
; MERGE-NOT: .zerofill __DATA,__bss,_foo,20,2
 | 
						|
 | 
						|
; NO-MERGE-NOT: .zerofill __DATA,__bss,__MergedGlobals,60,4
 | 
						|
; NO-MERGE: .zerofill __DATA,__bss,_bar,20,2
 | 
						|
; NO-MERGE: .zerofill __DATA,__bss,_baz,20,2
 | 
						|
; NO-MERGE: .zerofill __DATA,__bss,_foo,20,2
 | 
						|
; NO-MERGE-NOT: .zerofill __DATA,__bss,__MergedGlobals,60,4
 | 
						|
 | 
						|
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
 | 
						|
target triple = "thumbv7-apple-ios3.0.0"
 | 
						|
 | 
						|
@bar = internal global [5 x i32] zeroinitializer, align 4
 | 
						|
@baz = internal global [5 x i32] zeroinitializer, align 4
 | 
						|
@foo = internal global [5 x i32] zeroinitializer, align 4
 | 
						|
 | 
						|
; Function Attrs: nounwind ssp
 | 
						|
define internal void @initialize() #0 {
 | 
						|
  %1 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %1, i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 0), align 4, !tbaa !1
 | 
						|
  %2 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %2, i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 0), align 4, !tbaa !1
 | 
						|
  %3 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %3, i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 1), align 4, !tbaa !1
 | 
						|
  %4 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %4, i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 1), align 4, !tbaa !1
 | 
						|
  %5 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %5, i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 2), align 4, !tbaa !1
 | 
						|
  %6 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %6, i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 2), align 4, !tbaa !1
 | 
						|
  %7 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %7, i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 3), align 4, !tbaa !1
 | 
						|
  %8 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %8, i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 3), align 4, !tbaa !1
 | 
						|
  %9 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %9, i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 4), align 4, !tbaa !1
 | 
						|
  %10 = tail call i32 bitcast (i32 (...)* @calc to i32 ()*)() #3
 | 
						|
  store i32 %10, i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 4), align 4, !tbaa !1
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
declare i32 @calc(...) #1
 | 
						|
 | 
						|
; Function Attrs: nounwind ssp
 | 
						|
define internal void @calculate() #0 {
 | 
						|
  %1 = load <4 x i32>* bitcast ([5 x i32]* @bar to <4 x i32>*), align 4
 | 
						|
  %2 = load <4 x i32>* bitcast ([5 x i32]* @baz to <4 x i32>*), align 4
 | 
						|
  %3 = mul <4 x i32> %2, %1
 | 
						|
  store <4 x i32> %3, <4 x i32>* bitcast ([5 x i32]* @foo to <4 x i32>*), align 4
 | 
						|
  %4 = load i32* getelementptr inbounds ([5 x i32]* @bar, i32 0, i32 4), align 4, !tbaa !1
 | 
						|
  %5 = load i32* getelementptr inbounds ([5 x i32]* @baz, i32 0, i32 4), align 4, !tbaa !1
 | 
						|
  %6 = mul nsw i32 %5, %4
 | 
						|
  store i32 %6, i32* getelementptr inbounds ([5 x i32]* @foo, i32 0, i32 4), align 4, !tbaa !1
 | 
						|
  ret void
 | 
						|
}
 | 
						|
 | 
						|
; Function Attrs: nounwind readnone ssp
 | 
						|
define internal i32* @returnFoo() #2 {
 | 
						|
  ret i32* getelementptr inbounds ([5 x i32]* @foo, i32 0, i32 0)
 | 
						|
}
 | 
						|
 | 
						|
attributes #0 = { nounwind ssp "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 | 
						|
attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 | 
						|
attributes #2 = { nounwind readnone ssp "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 | 
						|
attributes #3 = { nounwind }
 | 
						|
 | 
						|
!llvm.ident = !{!0}
 | 
						|
 | 
						|
!0 = !{!"LLVM version 3.4 "}
 | 
						|
!1 = !{!2, !2, i64 0}
 | 
						|
!2 = !{!"int", !3, i64 0}
 | 
						|
!3 = !{!"omnipotent char", !4, i64 0}
 | 
						|
!4 = !{!"Simple C/C++ TBAA"}
 |